Stockholders' Equity - Summary of Pre-tax Intrinsic Values and Total Fair Value of Vested Restricted Stock (Details) - USD ($) $ in Millions |
12 Months Ended | ||
---|---|---|---|
Dec. 30, 2018 |
Dec. 31, 2017 |
Jan. 01, 2017 |
|
Restricted stock units (RSU) | |||
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
Pre-tax intrinsic value of outstanding restricted stock | $ 549 | $ 456 | $ 294 |
Fair value of restricted stock vested | 125 | 113 | 98 |
Performance stock units (PSU) | |||
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
Pre-tax intrinsic value of outstanding restricted stock | 197 | 118 | 59 |
Fair value of restricted stock vested | $ 33 | $ 17 | $ 30 |